modified app chat forum theme

app.py

@@ -704,9 +704,10 @@ def api_add_friend():
         return jsonify({'success': False, 'message': '已经是好友或已发送请求'}), 400
     friend_req = Friend(user_id=user_id, friend_id=friend_id, status='pending')
     db.session.add(friend_req)
+    db.session.flush()
     # 发送通知给对方
     sender_name = session['user'].get('name', '未知用户')
-    notif = Notification(user_id=friend_id, type='friend_request', content=f'{sender_name} 请求添加你为好友', from_user=sender_name)
+    notif = Notification(user_id=friend_id, type='friend_request', content=f'{sender_name} 请求添加你为好友', from_user=sender_name, post_id=friend_req.id)
     db.session.add(notif)
     db.session.commit()
     return jsonify({'success': True, 'message': '好友请求已发送'})
@@ -1104,6 +1105,11 @@ def api_notifications():
                 item['contest_name'] = contest.name if contest else ''
                 applicant = User.query.get(ta.user_id)
                 item['applicant_name'] = applicant.name if applicant else ''
+        if n.type == 'friend_request' and n.post_id:
+            fr = Friend.query.get(n.post_id)
+            if fr:
+                item['application_status'] = fr.status
+                item['friend_request_id'] = fr.id
         result.append(item)
     return jsonify({'success': True, 'notifications': result})